Panasonic FPS Series User Manual page 38

FPΣ User's Manual
Limitations on the number of input points that are TRUE simultaneously
Keep the number of input points per common which are simultaneously TRUE within the
following range as determined by the ambient temperature.
[C32]
y
16
12
8
46 52 55
x Ambient temperature [°C]
y Number of points per common which are simultaneously TRUE
At 24V DC
1
At 26.4V DC
2
Internal circuit diagram
For X0, X1, X3, X4:
For X2, X5-XF:
Internal circuit
1
For X2 and X5–X7:
For X8–XF:
[C28]
y
16
8
x
3 kΩ
510Ω
R1
R2
R1=5.6kΩ, R2=1kΩ
R1=6.8kΩ, R2=820Ω
3.2 Input and Output Specifications
y
16
42 47 55
x
Xn
COM
Xn
COM
[C24]
9
7
46 48 55
x
21